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UART: Add return in uart_wait_tx_done

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uart_wait_tx_done quit due to timeout but without return ESP_ERR_TIMEOUT.
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Chen Yi Qun
2020-08-28 16:09:46 +08:00
committed by bot
parent ba55320e1e
commit b9a0d509a2
1 changed files with 1 additions and 0 deletions
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components/driver/uart.c
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@@ -1024,6 +1024,7 @@ esp_err_t uart_wait_tx_done(uart_port_t uart_num, TickType_t ticks_to_wait)
uart_hal_disable_intr_mask(&(uart_context[uart_num].hal), UART_INTR_TX_DONE);
UART_EXIT_CRITICAL(&(uart_context[uart_num].spinlock));
xSemaphoreGive(p_uart_obj[uart_num]->tx_mux);
return ESP_ERR_TIMEOUT;
}
xSemaphoreGive(p_uart_obj[uart_num]->tx_mux);
return ESP_OK;